KR20060022057A - Clothing dryer - Google Patents

Abstract

The present invention relates to a clothes dryer, and more particularly, to a fan casing structure installed in the clothes dryer.

Clothes dryer according to the invention and the housing forming the appearance; A drying passage installed in the housing; A blowing fan for discharging air of the drying tank to the outside; A fan casing for guiding air flow around the blowing fan; A driving motor for driving the blowing fan; It characterized in that it comprises a support provided on the back of the pan casing so that the pan casing does not tilt backward.

Clothes Dryer, Pan Casing

Description

Clothes Dryer {CLOTHING DRYER}

1 is a perspective view showing the appearance of a clothes dryer according to an embodiment of the present invention.

Figure 2 is a side cross-sectional view showing the interior of the clothes dryer according to an embodiment of the present invention.

3 is an enlarged view of a portion A of FIG. 2;

Figure 4 is a perspective view showing a fan casing structure of the clothes dryer according to an embodiment of the present invention.

* Description of the symbols for the main parts of the drawings *

10: housing 20: drying container

21: Front bracket 23: Rear bracket

25: intake duct 30: exhaust duct

31: Blowing fan 40: Pan casing

41: pan casing front 43: front part

44: side portion 45: locking jaw portion

46: pan casing area 48: shaft through hole

50: support rib 51: fixing part

The present invention relates to a clothes dryer, and more particularly, to a fan casing structure installed in the clothes dryer.

The clothes dryer is a device that supplies hot air to a drying container into which wet clothes are put and evaporates the water absorbed in the clothes to dry them.

Conventional clothes dryer, as described in the Republic of Korea Patent No. 408060, a casing having an inlet and a door for opening and closing the inlet and the front, and rotatably installed inside the casing to accommodate the clothes and a plurality of inner peripheral surface A drum having a stirring piece, a driving means mounted on the lower side of the drum to generate a rotational force, a transmission means for transmitting the rotational force of the driving means to the drum, and a heater mounted inside the casing to heat air in the casing And a suction duct communicating with an air inlet provided on one side of the drum to guide the air inside the casing to the drum, and communicating with an air outlet provided on the other side of the drum to discharge the air inside the casing to the outside. It consists of an exhaust duct, and a blowing fan which generates a flow force for suction and discharge of air in the suction duct and the exhaust duct.

The blowing fan is driven simultaneously by the drive means for driving the drum, and around it, a fan casing for guiding the air flow is installed. The pan casing is usually made of plastic resin injection molding, which is not fixed due to the influence of irregular air flow when the fan is rotating and flow can occur. As such, when the fan housing flows, the blow fan and the fan casing collide with each other, and the operation of the blow fan may be interrupted, or the fan casing may be damaged.

The present invention is to solve this problem, it is an object of the present invention to provide a clothes dryer having a structure capable of preventing the flow of the pan casing.

Clothes dryer according to the present invention for achieving this object and the housing forming the appearance; A drying passage installed in the housing; A blowing fan for discharging air of the drying tank to the outside; A fan casing for guiding air flow around the blowing fan; A driving motor for driving the blowing fan; It characterized in that it comprises a support provided on the back of the pan casing so that the pan casing does not tilt backward.

In addition, the drive motor is installed in the rear of the fan casing, the support portion is characterized in that it comprises a support rib protruding toward the drive motor from the rear of the fan casing is supported by the drive motor.

In addition, the support rib is characterized in that it is provided in a circular shape around the shaft through-hole formed in the fan casing so that the drive shaft of the drive motor penetrates.

In addition, the fan casing is characterized in that the fixing portion for fixing to the base forming the bottom surface of the housing.

In addition, the fixing portion is characterized in that provided in the lower front of the pan casing.

Hereinafter, a clothes dryer according to an embodiment of the present invention will be described in detail with reference to the accompanying drawings.

As shown in Figure 1, the housing 10 forming the appearance of the clothes dryer according to the invention is provided in a substantially hexahedral shape, the front is provided with a door 11 for injecting the object to be dried, the door 11 The upper part of the) is provided with an operation unit 12 for controlling the operation of the clothes dryer.

As shown in Fig. 2, the inside of the housing 10 is provided with a cylindrical drying cylinder 20 having an open front and rear surfaces, which are slidably supporting the inner circumferential surfaces of both front and rear ends thereof. It is supported by the front bracket 21 and the rear bracket (23). A sliding pad 61 is interposed between the drying cylinder 20 and the front bracket 21 and between the drying cylinder 20 and the rear bracket 23 so that the rotational movement of the drying cylinder 20 is desired.

An inlet 24 for hot air intake is formed at the upper portion of the rear bracket 23, and an intake duct 25 for guiding hot air to the hot air inlet 24 is provided at the rear of the rear bracket 23. The intake duct 25 extends rearward from the bottom of the drying vessel 20 and is bent upward to communicate with the intake port 24. The intake duct 25 inlet 42 is formed inside the housing 10. A heater 26 for heating the sucked air is provided.

The front bracket 21 is opened at the center thereof so that the object to be dried can be inserted from the door 11 side, and an exhaust port 22 for discharging air containing moisture evaporated from the object to be dried outside is provided at the bottom thereof. Is formed.

The lower part of the drying container is provided with an exhaust duct 30, a blowing fan 31, and an exhaust pipe 32 for discharging the air discharged from the exhaust port to the outside of the clothes dryer. The exhaust duct 30 guides the air of the drying container to the bottom of the housing. The exhaust duct 30 is connected to the side of the blowing fan 31 for generating a flow force to induce the flow of air. The fan casing 40 which guides the flow of air is provided around the blowing fan 31. The fan casing 40 is provided with an inlet 42 for sucking air from the exhaust duct 30 and an outlet 47 for discharging air to the exhaust pipe 32 side (see FIG. 4). One end is connected to the outlet 47 side of the fan casing 40, the other end is extended to the outside of the rear of the housing to discharge the air discharged from the blowing fan 31 to the outside of the clothes dryer.

A driving motor 60 is installed at the rear of the fan casing 40 to simultaneously drive the blowing fan 31 and the drying bin 20. The drive motor 60 has a drive shaft extending in both directions back and forth, one side is connected to the blowing fan 31, the other side is provided with a pulley 62 for driving the drying cylinder 20. The pulley 41 and the drying cylinder 20 are connected by a belt 63.

Referring to Figure 4 in more detail the structure of the pan casing 40 as follows. The fan casing 40 includes a fan casing front 41 having an inlet 42 formed therein for intake of air from the exhaust duct 30, and a fan casing rear 46 having an outlet 47 formed therein so that air is discharged to the exhaust pipe 32. It is composed of The fan casing front 41 includes a front portion 43 having an inlet 42 formed therein, and a side portion 44 formed to surround the side surface of the blower fan 31. In addition to the outlet 47 for guiding air discharge to the exhaust pipe 32 side, the fan casing 46 is formed with a shaft through-hole 48 through which the drive shaft of the drive motor 60 for driving the blower fan 31 passes. . Around the circumference of the pan casing front 41 and the pan casing rear 46, the coupling structure for hook coupling with each other is provided in many places. That is, the rear side of the pan casing front (41) (44) is provided with a plurality of engaging jaw portion 45 is inclined so as to be lowered from the front to the rear, the pan casing rear 46 is a plurality of engaging the engaging jaw portion (45) Hooks 49 are provided. When assembling the pan casing front 41 and the pan casing rear 46 and put them in a position corresponding to each other, the locking ring 49 is engaged with each other while being caught by the locking jaw portion 45.

And a fixing portion for screwing the pan casing 40 and the base (10a) to the lower portion of the pan casing front 41 to secure the pan casing 40 to the base (10a) forming the bottom surface of the housing of the clothes dryer 51 is provided. The fixing part 51 is provided below the inlet 42 of the front part 43 of the pan casing front 41 and the side part 44 of the pan casing front 41.

 The outer back of the pan casing rear 46 is provided with a circular support rib 50 protruding along the circumference of the shaft through hole 48, as shown in Figure 3 the pan casing 40 is finally installed When the support rib 50 is in close contact with the drive motor 60 side is to prevent the fan casing 40 is inclined backward.

When the blower fan 31 is driven, the fan casing 40 receives an irregular force due to the flow of air generated around the blower fan 31, which causes the fan casing 40 to flow in the related art. There was. However, the clothes dryer according to the present invention has the fan casing 40 strongly fixed to the bottom surface of the clothes dryer by the fixing part 51 of the fan casing 40, and in particular, the support rib 50 of the fan casing rear 46. Since the fan casing 40 is supported in close contact with the motor side, the fan casing 40 is prevented from flowing back and forth.

Next, briefly describe the overall operation of the clothes dryer as follows.

The drying object such as wet clothing is put into the drying container 20 through the door 11, and the driving motor 60 opens the drying container 20 and the blower fan 31 when the operation is started through the operation unit 12. It will rotate at the same time.

The drying barrel 20 mixes the object to be dried while rotating to allow the object to be evenly dried. When the blowing fan 31 is rotated, the air inside the drying tank 20 is discharged to the outside through the exhaust duct 30 and the exhaust pipe 32. At this time, the air is exhausted and the air pressure is lowered into the drying tank 20. Air inside the housing 10 is supplied through the duct 25 to compensate for the pressure. The air sucked into the drying container 20 is provided in a hot air state heated to a high temperature while passing through the heater 26, and the water absorbed in the clothes by the hot air evaporates to dry.

As described in detail above, the clothes dryer according to the present invention is provided with a fixing part for fixing the fan casing to the base and a support rib supporting the rear part of the fan casing on the driving motor side so that the fan casing flows even when the blower fan is driven. It prevents it. Therefore, there is an effect of preventing malfunction or damage of the blowing fan due to the flow of the fan casing.                     

In addition, the support rib provided on the rear of the fan casing has an effect of sealing the periphery of the shaft through-hole formed in the fan casing rear to prevent foreign substances such as dust and lint from leaking into the clothes dryer through the shaft through-hole. .

Claims (5)

A housing forming an appearance; A drying passage installed in the housing; A blowing fan for discharging air of the drying tank to the outside; A fan casing for guiding air flow around the blowing fan; A driving motor for driving the blowing fan; And a support part provided on the rear side of the pan casing so that the pan casing does not tilt backward. The method of claim 1, The drive motor is installed at the rear of the fan casing, And the support part includes a support rib protruding from the rear surface of the fan casing to the drive motor side and supported by the drive motor. The method of claim 2, The support rib is a clothes dryer characterized in that it is provided around the shaft through-hole formed in the fan casing so that the drive shaft of the drive motor penetrates. The method of claim 1, The fan casing is provided with a fixing unit for fixing to the base forming the bottom of the housing clothes dryer. The method of claim 4, wherein The fixing unit is a clothes dryer, characterized in that provided in the lower front of the pan casing.

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